/* Navigation and the Discover VOLTA / Design possibilities experience.
 * These intentional refinements follow the shared responsive rules. */

/* Direct navigation and discovery layouts */

/* VOLTA R5: direct navigation, restored benefits and Design possibilities. */
.desktop-nav {
  gap: clamp(24px, 3vw, 44px);
}
.desktop-nav > a {
  font-size: 0.88rem;
}
.desktop-nav a[aria-current="location"] {
  color: var(--cyan);
}
.mobile-nav > summary {
  margin-left: auto;
}
.mobile-nav nav {
  gap: 0;
  padding: 22px 24px 30px;
}
.mobile-nav nav > a:not(.button) {
  display: flex;
  align-items: center;
  min-height: 64px;
  width: 100%;
  padding: 17px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 1.35rem;
  line-height: 1.3;
}
.mobile-nav nav > .button {
  margin-top: 24px;
  width: 100%;
}
.mobile-nav a[aria-current="location"] {
  color: var(--cyan);
}

.architecture-story .sliding-benefits {
  grid-template-columns: repeat(3, 1fr);
}
.architecture-story .sliding-benefits article {
  padding-top: 28px;
}
.architecture-story .sliding-benefits span {
  margin-bottom: 1.2rem;
}
.architecture-story .sliding-benefits p {
  max-width: 280px;
}

.discover-hero {
  padding-bottom: clamp(38px, 5vw, 65px);
}
.discover-intro {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 5vw;
}
.discover-hero h1 {
  font-size: clamp(3.4rem, 5.5vw, 5.5rem);
  font-weight: 400;
}
.discover-intro-copy > .lede {
  margin-top: 26px;
  color: #f5f2ec;
  font-size: 1.2rem;
  max-width: 430px;
}
.discover-intro-copy > p:not(.eyebrow):not(.lede) {
  color: #bac4c8;
  margin-top: 20px;
  max-width: 470px;
}
.discover-intro-copy > .text-link {
  margin-top: 26px;
}
.discover-film {
  margin: 0;
}
.discover-film .video-frame {
  border: 1px solid rgba(255, 255, 255, 0.17);
}
.discover-film figcaption {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 18px;
  color: #c2cbd0;
  font-size: 0.74rem;
}
.discover-film figcaption > span:last-child {
  white-space: nowrap;
  color: var(--cyan);
}
.movement-sequence {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 65px;
  border-top: 1px solid rgba(255, 255, 255, 0.23);
}
.movement-sequence > div {
  position: relative;
  padding: 30px 32px 12px 44px;
}
.movement-sequence > div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.17);
  padding-left: 70px;
}
.movement-sequence > div > span {
  position: absolute;
  top: 34px;
  left: 0;
  font-size: 0.68rem;
  color: var(--cyan);
}
.movement-sequence > div + div > span {
  left: 27px;
}
.movement-sequence h2 {
  font-size: 1.35rem;
  letter-spacing: -0.025em;
}
.movement-sequence p {
  max-width: 290px;
  margin-top: 11px;
  color: #bfc8cc;
  font-size: 0.9rem;
}
.movement-note {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  margin-top: 28px;
  font-size: 0.85rem;
  color: #d8dde0;
}
.movement-note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 5px;
}

.discover-engineering .engineering-intro {
  align-items: start;
}
.discover-engineering .content-copy > p + p {
  margin-top: 20px;
  color: var(--muted);
}
.mechanism-plate {
  margin-block: 34px 0;
}
.mechanism-plate > img {
  width: 100%;
  height: clamp(250px, 36vw, 470px);
  object-fit: cover;
  object-position: center;
}
.mechanism-plate figcaption {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 12px 25px;
  border-bottom: 1px solid var(--line);
  font-size: 0.76rem;
  color: var(--muted);
}
.mechanism-plate figcaption a {
  color: var(--cyan-deep);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.mechanical-foundation {
  display: grid;
  grid-template-columns: 0.7fr 1fr 0.65fr;
  align-items: start;
  gap: 35px;
  padding-top: 29px;
}
.mechanical-foundation h3 {
  font-size: 1.15rem;
}
.mechanical-foundation p {
  color: var(--muted);
  font-size: 0.94rem;
}
.mechanical-foundation .text-link {
  margin-top: 0;
  font-size: 0.8rem;
}

.discover-controls h2,
.discover-power h2,
.discover-next h2,
.architect-projects h2 {
  font-size: clamp(2.8rem, 4.5vw, 4.6rem);
  font-weight: 400;
}
.discover-controls .control-feature {
  gap: 6vw;
  grid-template-columns: 1.04fr 0.96fr;
}
.discover-handle {
  height: 570px;
  margin: 0;
}
.discover-handle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 37% center;
}
.control-copy .lede {
  margin-top: 26px;
  font-size: 1.05rem;
  line-height: 1.8;
}
.handle-dimensions {
  display: flex;
  gap: 44px;
  margin: 30px 0;
}
.handle-dimensions dt {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 9px;
}
.handle-dimensions dd {
  margin: 0;
  font-size: 2.8rem;
  font-weight: 400;
  color: var(--cyan-deep);
  line-height: 1.1;
}
.handle-dimensions dd span {
  font-size: 0.85rem;
}
.control-alternatives {
  margin-top: 65px;
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 8vw;
}
.control-alternatives > div > p:last-child {
  color: var(--muted);
  margin-top: 16px;
  max-width: 320px;
}
.control-detail {
  display: grid;
  grid-template-columns: 160px 1fr;
  align-items: center;
  gap: 24px;
  padding-block: 20px;
}
.control-detail img {
  width: 100%;
  height: 130px;
  object-fit: contain;
}
.faq-list .control-detail p {
  padding: 0;
  margin: 0;
}

.discover-power-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8vw;
}
.power-rail {
  margin: 24px 0 0;
}
.power-rail img {
  width: 100%;
  height: 220px;
  object-fit: contain;
}
.power-rail figcaption {
  font-size: 0.72rem;
  color: #aebabe;
}
.power-explanations article {
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  padding-block: 25px;
}
.power-explanations article:first-child {
  padding-top: 0;
}
.power-explanations article:last-child {
  border: 0;
  padding-bottom: 0;
}
.power-explanations h3 {
  font-size: 1.25rem;
}
.power-explanations p {
  color: #bac4c8;
  margin-top: 12px;
}
.power-explanations a {
  font-size: 0.83rem;
}
.discover-next .button-row {
  margin-top: 28px;
}
.discover-next .content-copy > .text-link {
  margin-top: 24px;
}
.power-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-block: 32px;
}
.power-options h3 {
  font-size: 1.2rem;
}
.power-options p {
  margin-top: 14px;
  color: var(--muted);
}

.architect-project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.architect-project-tile {
  display: block;
  border-bottom: 1px solid var(--line);
  padding-bottom: 22px;
}
.architect-project-tile > img {
  width: 100%;
  height: 290px;
  object-fit: cover;
}
.architect-project-tile > span {
  display: block;
  margin-top: 21px;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--muted);
}
.architect-project-tile h3 {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  margin-top: 12px;
  font-size: 1.25rem;
}
.architect-project-tile h3 span {
  color: var(--cyan-deep);
}
.architect-project-tile p {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 11px;
}
.architect-project-tile:hover h3 {
  color: var(--cyan-deep);
}

/* Three navigation choices fit comfortably at ordinary laptop widths. */
@media (min-width: 921px) {
  .desktop-nav {
    display: flex;
  }
  .mobile-nav {
    display: none;
  }
  .header-cta {
    margin-left: 6px;
  }
}
@media (max-width: 920px) {
  .desktop-nav {
    display: none;
  }
  .mobile-nav {
    display: block;
  }
  .header-cta {
    margin-left: auto;
  }
  .discover-intro {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .discover-intro-copy > p {
    max-width: 640px;
  }
  .discover-film {
    max-width: 740px;
  }
  .mechanical-foundation {
    grid-template-columns: 0.65fr 1fr;
  }
  .mechanical-foundation a {
    grid-column: 2;
  }
  .discover-controls .control-feature {
    gap: 35px;
  }
  .discover-controls h2 {
    font-size: 2.9rem;
  }
  .architect-project-tile > img {
    height: 220px;
  }
}
@media (max-width: 800px) {
  .discover-controls .control-feature,
  .discover-power-grid,
  .control-alternatives {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .discover-handle {
    height: 460px;
    min-height: 0;
  }
  .control-copy .lede {
    max-width: 600px;
  }
  .control-alternatives {
    margin-top: 45px;
  }
  .control-alternatives > div > p:last-child {
    max-width: 600px;
  }
  .movement-sequence > div {
    padding-inline: 0 20px;
    padding-top: 51px;
  }
  .movement-sequence > div + div {
    padding-left: 20px;
  }
  .movement-sequence > div > span {
    top: 23px;
  }
  .movement-sequence > div + div > span {
    left: 20px;
  }
  .architecture-story .sliding-benefits article {
    padding-inline: 18px;
    border-right: 1px solid var(--line);
  }
  .architecture-story .sliding-benefits article:first-child {
    padding-left: 0;
  }
  .architecture-story .sliding-benefits article:last-child {
    border-right: 0;
    padding-right: 0;
  }
  .architect-project-grid {
    gap: 18px;
  }
}
@media (max-width: 640px) {
  .discover-hero h1 {
    font-size: clamp(2.9rem, 10.9vw, 4.2rem);
  }
  .discover-hero .breadcrumb-wrap {
    margin-bottom: 30px;
  }
  .discover-intro-copy > .lede {
    font-size: 1.1rem;
  }
  .discover-intro-copy > p:not(.eyebrow):not(.lede) {
    font-size: 0.96rem;
  }
  .discover-film figcaption {
    flex-direction: column;
    gap: 6px;
  }
  .movement-sequence {
    grid-template-columns: 1fr;
    margin-top: 37px;
  }
  .movement-sequence > div,
  .movement-sequence > div + div {
    padding: 22px 0 22px 41px;
    border-left: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.17);
  }
  .movement-sequence > div > span,
  .movement-sequence > div + div > span {
    left: 0;
    top: 26px;
  }
  .movement-sequence p {
    max-width: none;
  }
  .movement-note {
    flex-direction: column;
    gap: 13px;
  }
  .mechanism-plate > img {
    height: auto;
    object-fit: contain;
  }
  .mechanism-plate figcaption {
    flex-direction: column;
    gap: 10px;
  }
  .mechanical-foundation {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .mechanical-foundation a {
    grid-column: auto;
  }
  .discover-handle {
    height: 400px;
  }
  .control-detail {
    grid-template-columns: 110px 1fr;
    gap: 16px;
  }
  .control-detail img {
    height: 100px;
  }
  .power-options {
    grid-template-columns: 1fr;
  }
  .architect-project-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .architect-project-tile > img {
    height: 290px;
  }
  .architecture-story .sliding-benefits {
    grid-template-columns: 1fr;
  }
  .architecture-story .sliding-benefits article,
  .architecture-story .sliding-benefits article:not(:first-child) {
    padding: 22px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .architecture-story .sliding-benefits p {
    max-width: none;
  }
  .architecture-story .sliding-benefits span {
    margin-bottom: 10px;
  }
}
@media print {
  .discover-hero,
  .discover-power {
    color: #111;
    background: #fff;
  }
  .discover-intro-copy > p,
  .movement-sequence p,
  .movement-note,
  .power-explanations p {
    color: #333 !important;
  }
}

/* Product facts, applications and design details */

/* Restored product depth and the project-led Design possibilities destination.
 * Layouts use the existing palette, typography and genuine project imagery. */

.movement-feel {
  margin-top: 30px;
}
.movement-feel p {
  max-width: 1000px;
  padding-left: 22px;
  border-left: 1px solid var(--cyan);
  color: #bac4c8;
  font-size: 0.94rem;
}
.movement-feel strong {
  color: #fff;
  font-weight: 600;
}
.product-facts {
  display: grid;
  grid-template-columns: 1fr 1fr 1.1fr;
  margin-top: 44px;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}
.product-facts > div {
  padding: 28px 35px 0 0;
}
.product-facts > div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.17);
  padding-left: 35px;
}
.product-facts .fact-label {
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}
.product-facts .fact-value {
  margin-top: 14px;
  font-size: clamp(2.5rem, 3.7vw, 3.4rem);
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: #fff;
}
.product-facts .fact-value > span {
  font-size: 1rem;
  letter-spacing: -0.01em;
}
.product-facts .fact-words {
  font-size: clamp(1.8rem, 2.65vw, 2.5rem);
  max-width: 230px;
}
.product-facts p:last-child {
  color: #bac4c8;
  font-size: 0.78rem;
  line-height: 1.6;
  margin-top: 15px;
  max-width: 300px;
}
.integration-freedom {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 7vw;
  padding-top: 35px;
  margin-top: 35px;
  border-top: 1px solid var(--line);
}
.integration-freedom h3 {
  font-size: clamp(1.7rem, 2.7vw, 2.5rem);
  line-height: 1.18;
  margin-top: 14px;
}
.integration-freedom p {
  color: var(--muted);
}
.integration-freedom p + p {
  margin-top: 16px;
}
.integration-freedom .text-link {
  margin-top: 22px;
}
.control-choice {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 8vw;
  padding-top: 35px;
  margin-top: 50px;
  border-top: 1px solid var(--line);
}
.control-choice > p:last-child {
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.8;
}
.control-choice .eyebrow {
  margin-top: 6px;
}
.control-alternatives {
  margin-top: 30px;
}

.application-stories h2 {
  font-size: clamp(2.8rem, 4.5vw, 4.6rem);
  font-weight: 400;
}
.application-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
  gap: 7vw;
}
.application-pair + .application-pair {
  margin-top: 75px;
  padding-top: 65px;
  border-top: 1px solid var(--line);
}
.application-pair figure {
  margin: 0;
}
.application-pair figure > img {
  width: 100%;
  height: 560px;
  object-fit: cover;
}
.application-pair figcaption {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  margin-top: 15px;
  color: var(--muted);
  font-size: 0.7rem;
}
.application-pair figcaption a {
  color: var(--cyan-deep);
  white-space: nowrap;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.application-pair-reverse figure {
  grid-column: 2;
  grid-row: 1;
}
.application-pair-reverse .application-copy {
  grid-column: 1;
  grid-row: 1;
}
.application-copy article + article {
  margin-top: 37px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}
.application-copy h3 {
  font-size: clamp(1.8rem, 2.5vw, 2.3rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-block: 15px 18px;
}
.application-copy article > p:not(.eyebrow) {
  color: var(--muted);
  line-height: 1.75;
}
.application-copy .application-detail {
  margin-top: 17px;
  font-size: 0.8rem;
}
.application-copy .text-link {
  margin-top: 20px;
  font-size: 0.8rem;
}
.applications-end {
  margin-top: 35px;
  text-align: right;
}
.home-human-benefit {
  color: var(--muted);
  margin-top: 23px;
  line-height: 1.8;
}
.fabricator-value {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 7vw;
  margin-top: 38px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}
.fabricator-value h3 {
  font-size: 1.65rem;
  font-weight: 400;
}
.fabricator-value p {
  color: var(--muted);
}

.possibilities-hero .button-row {
  align-items: center;
  margin-top: 28px;
  gap: 24px;
}
.possibilities-hero .button-row > .text-link {
  margin-top: 0;
  font-size: 0.8rem;
}
.architect-projects .architect-project-grid {
  grid-template-columns: 1.25fr 1fr 1fr;
}
.architect-projects .architect-project-tile > img {
  height: 300px;
}
.design-details-note {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 35px;
  margin-top: 35px;
  padding-top: 25px;
  border-top: 1px solid var(--line);
}
.design-details-note p {
  max-width: 720px;
  color: var(--muted);
  font-size: 0.87rem;
}
.design-details-note a {
  font-size: 0.8rem;
  margin-top: 0;
}
.specification-divider {
  background: var(--ink);
  color: #fff;
  padding-block: 65px;
}
.specification-divider .shell {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 14px 7vw;
}
.specification-divider .eyebrow {
  grid-column: 1;
  align-self: start;
  margin-top: 10px;
}
.specification-divider p:not(.eyebrow) {
  grid-column: 2;
  font-size: clamp(2.2rem, 3.7vw, 3.8rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
}
.specification-divider a {
  grid-column: 2;
  justify-self: start;
  margin-top: 10px;
}

@media (max-width: 1000px) {
  .application-pair {
    gap: 40px;
  }
  .application-pair figure > img {
    height: 470px;
  }
  .product-facts > div {
    padding-right: 22px;
  }
  .product-facts > div + div {
    padding-left: 22px;
  }
}
@media (max-width: 800px) {
  .application-pair {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .application-pair-reverse figure,
  .application-pair-reverse .application-copy {
    grid-column: auto;
    grid-row: auto;
  }
  .application-pair figure > img {
    height: 430px;
  }
  .application-copy {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .application-copy article + article {
    margin: 0;
    padding-top: 0;
    border: 0;
  }
  .application-copy h3 {
    font-size: 1.9rem;
  }
  .integration-freedom,
  .control-choice,
  .fabricator-value {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .architect-projects .architect-project-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  .architect-projects .architect-project-tile > img {
    height: 230px;
  }
  .design-details-note {
    flex-direction: column;
    gap: 22px;
  }
}
@media (max-width: 640px) {
  .product-facts {
    grid-template-columns: 1fr;
    margin-top: 32px;
  }
  .product-facts > div,
  .product-facts > div + div {
    padding: 22px 0;
    border-left: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.17);
  }
  .product-facts > div:last-child {
    border-bottom: 0;
    padding-bottom: 0;
  }
  .product-facts .fact-value {
    font-size: 2.5rem;
    margin-top: 12px;
  }
  .product-facts .fact-words {
    max-width: none;
    font-size: 2rem;
  }
  .product-facts p:last-child {
    max-width: 360px;
    margin-top: 10px;
  }
  .application-copy {
    display: block;
  }
  .application-copy article + article {
    margin-top: 30px;
    padding-top: 27px;
    border-top: 1px solid var(--line);
  }
  .application-pair figure > img {
    height: 340px;
  }
  .application-pair + .application-pair {
    margin-top: 40px;
    padding-top: 40px;
  }
  .application-pair-reverse figure > img {
    object-position: 65% center;
  }
  .applications-end {
    text-align: left;
  }
  .architect-projects .architect-project-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .architect-projects .architect-project-tile > img {
    height: 290px;
  }
  .specification-divider {
    padding-block: 45px;
  }
  .specification-divider .shell {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .specification-divider p:not(.eyebrow),
  .specification-divider a {
    grid-column: 1;
  }
  .possibilities-hero .button-row {
    align-items: start;
  }
}
@media print {
  .product-facts .fact-value,
  .product-facts .fact-label {
    color: #111;
  }
  .product-facts p:last-child,
  .movement-feel p,
  .movement-feel strong {
    color: #333;
  }
  .specification-divider {
    color: #111;
    background: #fff;
  }
}

/* Enquiry continuity: visible context, a clear next step and a compact phone CTA. */
.cta-short-label { display: none; }
.enquiry-introduction {
  color: var(--muted);
  max-width: 42rem;
  margin: 18px 0 28px;
  line-height: 1.65;
}
.enquiry-context {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 20px;
  margin-bottom: 26px;
  border-left: 3px solid var(--cyan-deep);
  background: #e7eeed;
}
.enquiry-context[hidden] { display: none; }
.enquiry-context p { margin: 0; }
.context-caption {
  display: block;
  margin-bottom: 6px;
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}
.enquiry-context strong { font-size: .95rem; font-weight: 500; }
.context-clear {
  flex: 0 0 auto;
  min-height: 44px;
  padding: 8px;
  border: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: .8rem;
  text-decoration: underline;
  text-underline-offset: .2em;
  cursor: pointer;
}
.enquiry-next-step {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .86rem;
  line-height: 1.7;
}
.enquiry-next-step strong { display: block; color: var(--ink); font-weight: 500; }
#enquiry { scroll-margin-top: var(--header-height); }
@media (max-width: 800px) {
  .header-inner { gap: 12px; }
  .header-cta {
    display: inline-flex;
    width: auto;
    min-height: 44px;
    padding: 10px 14px;
    font-size: .78rem;
  }
  .cta-full-label { display: none; }
  .cta-short-label { display: inline; }
  .enquiry-context { gap: 12px; padding: 14px 16px; }
}
@media (max-width: 360px) {
  .header-inner { gap: 9px; }
  .site-header .brand-logo { width: 108px; }
}
@media print {
  .enquiry-context, .enquiry-introduction, .enquiry-next-step { display: none; }
}